71718066

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:157

約数の個数: 144

約数和(自身を含む): 194059008

約数和(自身を除く): 122340942

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 31, 42, 43, 49, 61, 62, 63, 86, 93, 98, 122, 126, 129, 147, 183, 186, 217, 258, 279, 294, 301, 366, 387, 427, 434, 441, 549, 558, 602, 651, 774, 854, 882, 903, 1098, 1281, 1302, 1333, 1519, 1806, 1891, 1953, 2107, 2562, 2623, 2666, 2709, 2989, 3038, 3782, 3843, 3906, 3999, 4214, 4557, 5246, 5418, 5673, 5978, 6321, 7686, 7869, 7998, 8967, 9114, 9331, 11346, 11997, 12642, 13237, 13671, 15738, 17019, 17934, 18361, 18662, 18963, 23607, 23994, 26474, 26901, 27342, 27993, 34038, 36722, 37926, 39711, 47214, 53802, 55083, 55986, 65317, 79422, 81313, 83979, 92659, 110166, 119133, 128527, 130634, 162626, 165249, 167958, 185318, 195951, 238266, 243939, 257054, 277977, 330498, 385581, 391902, 487878, 555954, 569191, 587853, 731817, 771162, 833931, 1138382, 1156743, 1175706, 1463634, 1667862, 1707573, 2313486, 3415146, 3984337, 5122719, 7968674, 10245438, 11953011, 23906022, 35859033, 71718066]

約数ペア:

[(1, 71718066), (2, 35859033), (3, 23906022), (6, 11953011), (7, 10245438), (9, 7968674), (14, 5122719), (18, 3984337), (21, 3415146), (31, 2313486), (42, 1707573), (43, 1667862), (49, 1463634), (61, 1175706), (62, 1156743), (63, 1138382), (86, 833931), (93, 771162), (98, 731817), (122, 587853), (126, 569191), (129, 555954), (147, 487878), (183, 391902), (186, 385581), (217, 330498), (258, 277977), (279, 257054), (294, 243939), (301, 238266), (366, 195951), (387, 185318), (427, 167958), (434, 165249), (441, 162626), (549, 130634), (558, 128527), (602, 119133), (651, 110166), (774, 92659), (854, 83979), (882, 81313), (903, 79422), (1098, 65317), (1281, 55986), (1302, 55083), (1333, 53802), (1519, 47214), (1806, 39711), (1891, 37926), (1953, 36722), (2107, 34038), (2562, 27993), (2623, 27342), (2666, 26901), (2709, 26474), (2989, 23994), (3038, 23607), (3782, 18963), (3843, 18662), (3906, 18361), (3999, 17934), (4214, 17019), (4557, 15738), (5246, 13671), (5418, 13237), (5673, 12642), (5978, 11997), (6321, 11346), (7686, 9331), (7869, 9114), (7998, 8967)]